"We've always wanted to be parents," Gayheart told In Touch last month. "I think Eric is going to be a wonderful dad, and hopefully I'll be a good mom. We're absolutely looking forward to it!"

The news caps off a tumultuous year for the couple, who became the butt of many a McSteamy joke over the summer after a video of them frolicking nude with a former Playboy model ended up on the Interwebs.